function tag_cloud()
{
global $tagspace_url;
$data_sources = new WebDataSources();
$tags = array();
$sources = array();
foreach ($data_sources->sources as $source) {
$sources[] = $source[1];
}
foreach (combine_feeds($sources, MAX_ITEMS * 5, '~') as $key => $item) {
$categories = $item->get_categories();
if (!empty($categories)) {
foreach ($categories as $category) {
$tags[] = $category->term;
}
}
}
unset($key, $item);
$tags = array_count_values(explode(' ', strtolower(implode(' ', $tags))));
arsort($tags);
$tags = array_slice($tags, 0, 50);
$low_count = end($tags);
$high_count = reset($tags);
$range = $high_count - $low_count;
$fontspread = 200 - 75;
ksort($tags);
foreach ($tags as $key => $val) {
$font_size = 75 + $val / ($range / $fontspread);
$cloud .= '<a href="' . sprintf($tagspace_url, $key) . "\" style=\"font-size:{$font_size}%;\" title=\"{$key} ({$val})\" rel=\"tag external\">{$key}</a> ";
}
return $cloud;
}
?>
<?php
if (isset($data_sources->location) && count($data_sources->location) > 0) {
?>
<div id="location" class="module">
<h2 class="module-header"><span>Where I've Been Checking In:</span></h2>
<?php
$location = array();
foreach (array_intersect_key($data_sources->sources, array_flip($data_sources->location)) as $source) {
$location[] = $source[1];
}
?>
<div class="module-content items">
<?php
foreach (combine_feeds($location, MAX_ITEMS, '~') as $key => $item) {
$feed_info = explode('~', $key);
?>
<div class="item">
<p>@ <a href="<?php
echo $item->get_permalink();
?>
" rel="bookmark"><?php
echo $item->get_title();
?>
</a> <strong> <?php
echo gmdate('j M Y | h:i a T', $item->get_date('U'));
?>
</strong></p>
</div>
<?php
